Solve r + 3*h = -r + 5, -5*r = -h - 4 for r.

1

Solve -2*x - 13 = -3*u, -4*x - 84 = 3*u - 103 for x.

1

Solve 9 = 5*q + 9*l - 5*l, -3*q + l + 19 = 0 for q.

5

Solve -3*r - 13 = -16*c + 11*c, 33 = -3*c - 5*r for c.

-1

Solve 0 = -5*p - 3*d + 3, 4*d = 4*p - 0*p + 4 for p.

0

Solve -5*d + h - 29 = 0, 4*d + 2*h - 18 + 30 = 0 for d.

-5

Solve 2*q = -4*t + 18, -4*q + 9*q + 2*t = 5 for q.

-1

Solve 4*p = -2*n - 0*p - 14, 2*p = -6 for n.

-1

Solve -5*b + 6 = -2*p - 7*b, -5*p - 3*b - 9 = 0 for p.

0

Solve -30 = -4*d - 5*c, 4*d - 24 = 13*c - 15*c for d.

5